Ensembles Flashcards

1
Q

Comment noter un ensemble d’entiers de a à b

A

[[3;4]]

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2
Q

E et F deux ensemles.
E = F si

A

E ⊂ F et F ⊂ E

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3
Q

x ∈ A ∩ B donc

A

x ∈ A ET x ∈ B

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4
Q

x ∈ A ∪ B donc

A

x ∈ A OU x ∈ B

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